NetWorx is a simple, yet powerful tool that helps you objectively evaluate your bandwidth consumption situation.
Free version available, Pro version starts at $29
Best Portmaster Alternatives ranked by AI · updated Aug 2026
Portmaster is an open-source desktop firewall and privacy tool for controlling application network access. It adds per-app filtering, DNS protection, and privacy-focused traffic policies for Windows and Linux users.
Top 6 Portmaster alternatives
TinyWall is a free software for hardening and controlling the advanced firewall built into modern Windows systems.
NetBalancer is a Windows application for network monitoring and traffic control.
NetLimiter is a powerful internet traffic control and monitoring tool designed for Windows. It allows you to set limits on bandwidth usage...
Starting from $29.95 for a single-user license
Simplewall is a lightweight and easy-to-use firewall and security tool for Windows. It offers features like application filtering, network traffic monitoring, and...
AppNetworkCounter is a lightweight Windows utility that records TCP and UDP network activity for individual applications. It is aimed at users who...
Pros
- Portable and extremely lightweight compared with full network-monitoring suites
- Shows per-application sent and received bytes and packets
- Free for personal and commercial use
Cons
- Provides fewer charts and historical reports than GlassWire
- Lacks traffic limits, prioritization, and blocking controls found in NetLimiter
- Windows-only and visually dated
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